Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5532426 | Switch cabinet with sealing elements for sealing a door when closed | Richard S. Blum, Hans-Michael Groh, Klaus-Jurgen Herr | 1996-07-02 |
| 5439282 | Door for a switch cabinet, with a frame to be installed on the inner side | Willi Probst, Richard S. Blum, Hans-Michael Groh, Klaus-Jurgen Herr | 1995-08-08 |